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[avr-libc-dev] [bug #20248] FAQ#3: clarify which registers are safe to b
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From: |
Dmitry Xmelkov |
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Subject: |
[avr-libc-dev] [bug #20248] FAQ#3: clarify which registers are safe to be used |
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Date: |
Sun, 01 Jul 2007 02:06:26 +0000 |
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User-agent: |
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Follow-up Comment #1, bug #20248 (project avr-libc):
Plus the next point is not clean:
Is it needed to save/restore arguments beyound r18-r25 registers?
For example, is it possible in a function
foo(int a, int b, int c, int d, int e)
to destroy r16/r17 registers?
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